Silicon nitride powder - specific surface area standard
SIAL/NIST1900 - NIST® SRM® 1900
Synonym: Silicon nitride
CAS Number: 12033-89-5
Empirical Formula (Hill Notation): N4Si3
Molecular Weight: 140.28
MDL Number: MFCD00011230
Linear Formula: Si3N4
Product Type: Chemical
| application(s) | glass & ceramic |
| density | 3.44 g/mL at 25 °C (lit.) |
| form | powder |
| grade | certified reference material |
| InChI | 1S/N4Si3/c1-5-2-6(1)3(5)7 |
| InChI key | HQVNEWCFYHHQES-UHFFFAOYSA |
| manufacturer/tradename | NIST® |
| packaging | pkg of 4 g |
| Quality Level | 100  |
| SMILES string | N12[Si]34N5[Si]16N3[Si]25 |
| Application: | Silicon nitride powder - specific surface area standard reference material (SRM) is intended to calibrate instruments used to measure the specific surface area of materials, falling within a range of 0.1_m2/g to 1000_m2/g. |
| Features and Benefits: | • SRM 1900 is available with certified specific surface area. • Certified value is measured using a static volumetric type Brunauer–Emmett–Teller (BET) (nitrogen gas) instrument using a pellet cell. • The NIST certificate is provided with storage, handling, and use instructions |
| General description: | Each unit of SRM 1900 consists of a bottle containing ~ 4g of silicon nitride powder. SRM 1900_cert  SRM 1900_SDS |
| Legal Information: | NIST is a registered trademark of National Institute of Standards and Technology |
| Legal Information: | SRM is a registered trademark of National Institute of Standards and Technology |
| Other Notes: | Reference/Informational value is provided for the following analytes. Nitrogen (N), Oxygen (O2), Water (H2O), Total hydrocarbon See certificate for values and more details at nist.gov/SRM. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | nwg |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Density | 3.44 g/mL at 25 °C (lit.) |
| UNSPSC | 41116107 |